$ git clone -n https://src.fedoraproject.org/rpms/synfigstudio.git /var/lib/mock/f39-build-1765349-41501/root/chroot_tmpdir/scmroot/synfigstudio
Cloning into '/var/lib/mock/f39-build-1765349-41501/root/chroot_tmpdir/scmroot/synfigstudio'...
$ git fetch origin 393f2fe88b45bf66c96e25b6133cd61aea90e84d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/synfigstudio
 * [new ref]         393f2fe88b45bf66c96e25b6133cd61aea90e84d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 393f2fe Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild