$ git clone -n https://src.fedoraproject.org/rpms/dnf-plugin-protected-kmods.git /var/lib/mock/epel8-build-60967317-6587092/root/chroot_tmpdir/scmroot/dnf-plugin-protected-kmods
Cloning into '/var/lib/mock/epel8-build-60967317-6587092/root/chroot_tmpdir/scmroot/dnf-plugin-protected-kmods'...
$ git fetch origin 9fb6bd5d90a250fd3a96279a00cb99fe50d5f254:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dnf-plugin-protected-kmods
 * [new ref]         9fb6bd5d90a250fd3a96279a00cb99fe50d5f254 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9fb6bd5 Initial EPEL release