$ git clone -n https://src.fedoraproject.org/rpms/bless.git /var/lib/mock/f40-build-1314961-23514/root/chroot_tmpdir/scmroot/bless
Cloning into '/var/lib/mock/f40-build-1314961-23514/root/chroot_tmpdir/scmroot/bless'...
$ git fetch origin 4111f0dc2bb5903963b0abed13f5c720ab38956d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bless
 * [new ref]         4111f0dc2bb5903963b0abed13f5c720ab38956d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4111f0d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild