$ git clone -n http://fedora.riscv.rocks:3000/rpms/shim.git /var/lib/mock/f41-staging-845986-162909/root/chroot_tmpdir/scmroot/shim
Cloning into '/var/lib/mock/f41-staging-845986-162909/root/chroot_tmpdir/scmroot/shim'...
$ git fetch origin 1144e336f900347f4bfcbab80721f961d64f0b49:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/shim
 * [new ref]         1144e336f900347f4bfcbab80721f961d64f0b49 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1144e33 change package name to shim-unsigned-riscv64