$ git clone -n https://src.fedoraproject.org/rpms/libgdata.git /var/lib/mock/f40-build-1937278-25150/root/chroot_tmpdir/scmroot/libgdata
Cloning into '/var/lib/mock/f40-build-1937278-25150/root/chroot_tmpdir/scmroot/libgdata'...
$ git fetch origin 1fc061dfb06b58aa0d2abf918c6ae7706ff5c6ca:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libgdata
 * [new ref]         1fc061dfb06b58aa0d2abf918c6ae7706ff5c6ca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fc061d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild