$ git clone -n https://src.fedoraproject.org/rpms/cohomCalg.git /var/lib/mock/f40-build-1992977-43646/root/chroot_tmpdir/scmroot/cohomCalg
Cloning into '/var/lib/mock/f40-build-1992977-43646/root/chroot_tmpdir/scmroot/cohomCalg'...
$ git fetch origin 79affef37a5cb4f811ba71086323f77d9cdbee76:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cohomCalg
 * [new ref]         79affef37a5cb4f811ba71086323f77d9cdbee76 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 79affef Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild