$ git clone -n https://src.fedoraproject.org/rpms/opensc.git /var/lib/mock/f45-build-21094-578/root/chroot_tmpdir/scmroot/opensc
Cloning into '/var/lib/mock/f45-build-21094-578/root/chroot_tmpdir/scmroot/opensc'...
$ git fetch origin be2ec2144f123530f19c3991b431bfbc25da1228:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opensc
 * [new ref]         be2ec2144f123530f19c3991b431bfbc25da1228 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be2ec21 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild