$ git clone -n https://src.fedoraproject.org/rpms/dolphin-emu.git /var/lib/mock/f39-build-2129069-50783/root/chroot_tmpdir/scmroot/dolphin-emu
Cloning into '/var/lib/mock/f39-build-2129069-50783/root/chroot_tmpdir/scmroot/dolphin-emu'...
$ git fetch origin 622b64527225900a68964160acbd0a0d24b2fa9b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dolphin-emu
 * [new ref]         622b64527225900a68964160acbd0a0d24b2fa9b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 622b645 Unbundle VulkanMemoryAllocator