$ git clone -n https://src.fedoraproject.org/rpms/libclc.git /var/lib/mock/f42-build-3409115-45146/root/chroot_tmpdir/scmroot/libclc
Cloning into '/var/lib/mock/f42-build-3409115-45146/root/chroot_tmpdir/scmroot/libclc'...
$ git fetch origin de5b6953b513a2592bcfa36513043e1be34df215:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libclc
 * [new ref]         de5b6953b513a2592bcfa36513043e1be34df215 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at de5b695 Update to LLVM 20.1.0