$ git clone -n https://src.fedoraproject.org/rpms/libfm.git /var/lib/mock/f40-build-760951-121293/root/chroot_tmpdir/scmroot/libfm
Cloning into '/var/lib/mock/f40-build-760951-121293/root/chroot_tmpdir/scmroot/libfm'...
$ git fetch origin 24413512a769e90b39e042cd8b42cdc25e017096:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libfm
 * [new ref]         24413512a769e90b39e042cd8b42cdc25e017096 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2441351 SPDX migration