$ git clone -n https://src.fedoraproject.org/rpms/libblocksruntime.git /var/lib/mock/f39-build-1457013-32954/root/chroot_tmpdir/scmroot/libblocksruntime
Cloning into '/var/lib/mock/f39-build-1457013-32954/root/chroot_tmpdir/scmroot/libblocksruntime'...
$ git fetch origin a27eae38ef53b3720c565851ee1d142ddd042455:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libblocksruntime
 * [new ref]         a27eae38ef53b3720c565851ee1d142ddd042455 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a27eae3 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild