$ git clone -n https://src.fedoraproject.org/rpms/ccgo.git /var/lib/mock/f40-build-737580-107224/root/chroot_tmpdir/scmroot/ccgo
Cloning into '/var/lib/mock/f40-build-737580-107224/root/chroot_tmpdir/scmroot/ccgo'...
$ git fetch origin 8cbf13cfe73dd8a59ebc8815f194d302acd11b51:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ccgo
 * [new ref]         8cbf13cfe73dd8a59ebc8815f194d302acd11b51 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8cbf13c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild