$ git clone -n https://src.fedoraproject.org/forks/elmarco/rpms/rust-rstest_macros.git /var/lib/mock/f43-build-60945521-6586554/root/chroot_tmpdir/scmroot/rust-rstest_macros
Cloning into '/var/lib/mock/f43-build-60945521-6586554/root/chroot_tmpdir/scmroot/rust-rstest_macros'...
$ git fetch origin 46c186d75bad963275124d48d5ee73b296428156:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/forks/elmarco/rpms/rust-rstest_macros
 * [new ref]         46c186d75bad963275124d48d5ee73b296428156 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 46c186d Update to version 0.25.0; Fixes RHBZ#2335197