$ git clone -n https://src.fedoraproject.org/rpms/gopass.git /var/lib/mock/f45-build-12908-444/root/chroot_tmpdir/scmroot/gopass
Cloning into '/var/lib/mock/f45-build-12908-444/root/chroot_tmpdir/scmroot/gopass'...
$ git fetch origin 1371d9d70675296b4a5e7df94cff123d50dd2566:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gopass
 * [new ref]         1371d9d70675296b4a5e7df94cff123d50dd2566 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1371d9d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild