$ git clone -n https://src.fedoraproject.org/rpms/chipmunk.git /var/lib/mock/f40-build-801245-143739/root/chroot_tmpdir/scmroot/chipmunk
Cloning into '/var/lib/mock/f40-build-801245-143739/root/chroot_tmpdir/scmroot/chipmunk'...
$ git fetch origin b25945acaf6f134c15baead4b6799b1ace0b710f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/chipmunk
 * [new ref]         b25945acaf6f134c15baead4b6799b1ace0b710f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b25945a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild