$ git clone -n https://src.fedoraproject.org/rpms/ucarp.git /var/lib/mock/f40-build-804454-144525/root/chroot_tmpdir/scmroot/ucarp
Cloning into '/var/lib/mock/f40-build-804454-144525/root/chroot_tmpdir/scmroot/ucarp'...
$ git fetch origin 1e6ea6df1ff0e4e27f57ab2f02f146c22ed219cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ucarp
 * [new ref]         1e6ea6df1ff0e4e27f57ab2f02f146c22ed219cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1e6ea6d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild