$ git clone -n https://src.fedoraproject.org/rpms/ghc9.8.git /var/lib/mock/f40-build-2211905-52241/root/chroot_tmpdir/scmroot/ghc9.8
Cloning into '/var/lib/mock/f40-build-2211905-52241/root/chroot_tmpdir/scmroot/ghc9.8'...
$ git fetch origin 2fb2c982c6dd04be9675608f145f6eb60036697b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc9.8
 * [new ref]         2fb2c982c6dd04be9675608f145f6eb60036697b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
Updating files:  70% (12/17)
Updating files:  76% (13/17)
Updating files:  82% (14/17)
Updating files:  88% (15/17)
Updating files:  94% (16/17)
Updating files: 100% (17/17)
Updating files: 100% (17/17), done.
HEAD is now at 2fb2c98 set _smp_ncpus_max to 64 to avoid fd exhaustion