$ git clone -n https://src.fedoraproject.org/rpms/goocanvas2.git /var/lib/mock/f41-build-719278-13081/root/chroot_tmpdir/scmroot/goocanvas2
Cloning into '/var/lib/mock/f41-build-719278-13081/root/chroot_tmpdir/scmroot/goocanvas2'...
$ git fetch origin ddc609f572fa9759db44b52756c7adca294cbd23:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/goocanvas2
 * [new ref]         ddc609f572fa9759db44b52756c7adca294cbd23 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ddc609f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild