$ git clone -n https://src.fedoraproject.org/rpms/libkmahjongg.git /var/lib/mock/f40-build-2393307-60531/root/chroot_tmpdir/scmroot/libkmahjongg
Cloning into '/var/lib/mock/f40-build-2393307-60531/root/chroot_tmpdir/scmroot/libkmahjongg'...
$ git fetch origin a17c20e7bea2c994b2c3f6ad6462f771fc75d64e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libkmahjongg
 * [new ref]         a17c20e7bea2c994b2c3f6ad6462f771fc75d64e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a17c20e 24.01.95