$ git clone -n https://src.fedoraproject.org/rpms/kanagram.git /var/lib/mock/f43-build-side-115065-61051741-6588211/root/chroot_tmpdir/scmroot/kanagram
Cloning into '/var/lib/mock/f43-build-side-115065-61051741-6588211/root/chroot_tmpdir/scmroot/kanagram'...
$ git fetch origin dc8fc6edb14171498a983047249531678f26c62b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kanagram
 * [new ref]         dc8fc6edb14171498a983047249531678f26c62b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc8fc6e 25.07.80