$ git clone -n https://github.com/fedora-riscv/crash.git /var/lib/mock/f39-build-2398242-60544/root/chroot_tmpdir/scmroot/crash
Cloning into '/var/lib/mock/f39-build-2398242-60544/root/chroot_tmpdir/scmroot/crash'...
$ git fetch origin 5483188ac615c68252747fbf0587cab2d397c1b5:KOJI_FETCH_HEAD
From https://github.com/fedora-riscv/crash
 * [new ref]         5483188ac615c68252747fbf0587cab2d397c1b5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5483188 Rebuild for f39