$ git clone -n https://src.fedoraproject.org/rpms/pygobject2.git /var/lib/mock/f40-build-797795-141532/root/chroot_tmpdir/scmroot/pygobject2
Cloning into '/var/lib/mock/f40-build-797795-141532/root/chroot_tmpdir/scmroot/pygobject2'...
$ git fetch origin 8a7b2e7a0168f906556cf5980fcd979e70b16636:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pygobject2
 * [new ref]         8a7b2e7a0168f906556cf5980fcd979e70b16636 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a7b2e7 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild